﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace bigscreen_ai_demo
{
    /// <summary>
    /// 按照步骤 1a 或 1b 操作，然后执行步骤 2 以在 XAML 文件中使用此自定义控件。
    ///
    /// 步骤 1a) 在当前项目中存在的 XAML 文件中使用该自定义控件。
    /// 将此 XmlNamespace 特性添加到要使用该特性的标记文件的根
    /// 元素中:
    ///
    ///     xmlns:MyNamespace="clr-namespace:bigscreen_ai_demo"
    ///
    ///
    /// 步骤 1b) 在其他项目中存在的 XAML 文件中使用该自定义控件。
    /// 将此 XmlNamespace 特性添加到要使用该特性的标记文件的根
    /// 元素中:
    ///
    ///     xmlns:MyNamespace="clr-namespace:bigscreen_ai_demo;assembly=bigscreen_ai_demo"
    ///
    /// 您还需要添加一个从 XAML 文件所在的项目到此项目的项目引用，
    /// 并重新生成以避免编译错误:
    ///
    ///     在解决方案资源管理器中右击目标项目，然后依次单击
    ///     “添加引用”->“项目”->[浏览查找并选择此项目]
    ///
    ///
    /// 步骤 2)
    /// 继续操作并在 XAML 文件中使用控件。
    ///
    ///     <MyNamespace:CustomControl1/>
    ///
    /// </summary>
    public class MyInputControl1 : Control
    {
        static MyInputControl1()
        {
            DefaultStyleKeyProperty.OverrideMetadata(typeof(MyInputControl1), new FrameworkPropertyMetadata(typeof(MyInputControl1)));
        }
        public string Value
        {
            get { return (string)GetValue(ValueProperty); }
            set { SetValue(ValueProperty, value); }
        }

        // Using a DependencyProperty as the backing store for Value.  This enables animation, styling, binding, etc... 
        public static readonly DependencyProperty ValueProperty =
            DependencyProperty.Register("Value", typeof(string), typeof(MyInputControl1), new PropertyMetadata(String.Empty), (v) =>
            {
                //((MyInput)v).vm.Value = s;
                return true;
            });


        public  string VName
        {
            get { return (string)GetValue(VNameProperty); }
            set { SetValue(VNameProperty, value); }
        }

        // Using a DependencyProperty as the backing store for VName.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty VNameProperty =
            DependencyProperty.Register("VName", typeof(string), typeof(MyInputControl1), new PropertyMetadata(""));


        public static readonly RoutedEvent ChangedEvent = EventManager.RegisterRoutedEvent("Changed",
            RoutingStrategy.Bubble, typeof(RoutedEventHandler), typeof(MyInputControl1));


        public event RoutedEventHandler Changed
        {
            add
            {
                AddHandler(ChangedEvent, value);
            }
            remove
            {
                RemoveHandler(ChangedEvent, value);
            }
        }
    }
}
